Gaya APA

Wignyo, Y, W, 0. (2016). Students' difficulties to Express their ideas in English: a study conducted to the second semester students of English Education Study Program, Faculty of Teacher Training and Educational Sciences, Pakuan University . Bogor: FKIP Unpak.

Gaya MLA

Wignyo, Yagi, Wiria/, 031109235. "Students' difficulties to Express their ideas in English: a study conducted to the second semester students of English Education Study Program, Faculty of Teacher Training and Educational Sciences, Pakuan University". Bogor: FKIP Unpak, 2016. Skripsi English.